Scottish National League Division One
| Sport | Rugby union |
|---|---|
| Founded | 2013 |
| No. of teams | 12 |
| Country |
 Scotland |
| Most recent champion(s) | Boroughmuir RFC |
The Scottish National League Division One (known as the BT National League Division One for sponsorship reasons) is one of Scotland's national rugby union league divisions, and therefore part of the Scottish League Championship - being the highest division in the Scottish National Leagues.
Division One
- Aberdeen GSFP RFC
- Biggar RFC
- Dundee High Rugby
- GHA RFC
- Hillhead Jordanhill RFC
- Jed-forest RFC
- Kelso RFC
- Marr RFC
- Peebles RFC
- Selkirk RFC
- Stewart's Melville RFC
- Watsonians
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